000 00327nam a2200109Ia 45e0
008 181001s1968 xx 000 0 und d
100 _aSinghal R.P.
245 0 _aText book of water Supply Engineering
260 _aRoorkee
_bRoorkee P.H.
_c1968
300 _a151
942 _2ddc
_cBK
999 _c660
_d660